JCM Part No . 960 - 000053R _ Rev . 6 © 2007, JCM - American Corporation 6 - 2 2 Section 6 AD - 02™ Retrievable Bill Validator Programming and Testing   Machine Status 3 is not defined . Data is fixed to 00 (Hex) .   Bits 6 & 7 Bill Storage Condition: 2 Bytes Data is fixed to 00 (Hex) .   Bit 8 Error Code: 1 Byte If a data writing error occurs, the error codes listed in Table 6 - 15 are set as well as the “ON Alarm” bit of Machine Status 2 . If no error occurs, 00 (Hex) is set instead .   Bit 9 Response Text Data: X Bytes If the machine contains data intended for external equipment (i . e . , command processing results, errors, etc . ) the data will be set in this category . The data length shall be defined for each command . Command and Response Details R ESET (30H) C OMMAND F ORMAT Table 6 - 16 lists the 30 Hex Reset Command Format data codes .   Command Text Data: None.   Processing Description: If an alarm is issued, this command resets the machine and makes it wait for a download . R ESET (30H) R ESPONSE F ORMAT Table 6 - 17 lists the 30 Hex Reset Response Format data codes .   Response Text Data: None. Reset (90H) Command Format Table 6 - 16 lists the 90 Hex Reset Command Format data codes .   Command Text Data: None.   Process Description: If the machine is in the Power - ON or Standby state, this command places the machine into the download mode and makes it wait for a data download . R ESET (90H) R ESPONSE F ORMAT Table 6 - 19 lists the 90 Hex Reset Response Format data codes .   Response Text Data: None. 6 Checking Download Checking the CRC value of the data being written 7 Download Completion Written data completes successfully . Table 6 - 15 Error Code Descriptions Error Code (Hex) Error Name Description 98 Memory Writing Error An error is detected when data is written into the Flash Memory 99 CRC Error A CRC Error is detected in the written data following a received download end command Table 6 - 16 Reset 30 Hex Command Format Bit Command Code 1 Command Code 2 Time Data Year 3 Time Data Month 4 Time Data Day 5 Time Data Hour 6 Time Data Minute Table 6 - 14 Machine Status 2 Code Bit Definitions Bit Name Function Table 6 - 17 Reset 30 Hex Response Format Bit Command Code 1 Response Code 2 Response Parameter 3 Machine Status 1 4 Machine Status 2 5 Machine Status 3 6 Bill Storage Condition 1 7 Bill Storage Condition 2 8 Error Code 9 Response Text Data . Table 6 - 18 Reset 90 Hex Command Format Bit Command Code 1 Command Code 2 Time Data Year 3 Time Data Month 4 Time Data Day 5 Time Data Hour 6 Time Data Minute Table 6 - 19 Reset 90 Hex Response Format Bit Command Code 1 Response Code 2 Response Parameter 3 Machine Status 1 4 Machine Status 2 5 Machine Status 3 6 Bill Storage Condition 1 7 Bill Storage Condition 2 8 Error Code